Home / 29,150.97-43,721.78-10,427.51

Finding the Fourth Proportional to 29,150.97, 43,721.78 and 10,427.51

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Solution

The fourth proportional to 29,150.97, 43,721.78 and 10,427.51 is: 15,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,150.97 : 43,721.78 = 10,427.51 : x
  2. Step 2: Convert to fraction form
    29,150.97/43,721.78 = 10,427.51/x
  3. Step 3: Cross multiply
    29,150.97x = 43,721.78 × 10,427.51
  4. Step 4: Simplify right side
    29,150.97x = 455,909,355.33
  5. Step 5: Solve for x
    x = 455,909,355.33/29,150.97
  6. Step 6: Final answer
    x = 15,639.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.